Author: Kevin Krajick2
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Ancient Plant, Insect Bits Confirm Greenland Melted in Recent Geologic Past
Bits of plants and insects under thousands of meters of ice at the center of Greenland show that tundra existed there within the last million years.
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Planting Some Tree Species May Worsen, Not Improve, NYC Air, Says New Study
New York is planting large numbers of trees in order to improve the city’s livability. But emissions from some species interact with tailpipe and building pollutants to form smog.
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Study Challenges Popular Idea That Easter Islanders Committed ‘Ecocide’
A popular trope says settlers overtaxed an isolated Pacific island, wrecked the environment and suffered a population collapse. A new study claims the opposite.
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An Earthquake Changed the Course of the Ganges. Could It Happen Again?
2,500 years ago, an earthquake changed the course of the mighty Ganges River, a new study shows. The region remains vulnerable to a similar event now.
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Cascadia Subduction Zone, One of Earth’s Top Hazards, Comes Into Sharper Focus
Where tectonic plates collide off the coasts of the western United States and Canada, giant earthquakes and tsunamis occur. The last one was 324 years ago. When will be the next?
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In the Jersey Suburbs, a Search for Rocks To Help Fight Climate Change
Like the tips of icebergs, small outcrops of volcanic basalt in highly populous areas may be representative of rocks under the nearby ocean that could be used in massive carbon-storage projects.
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In New Jersey’s Ancient Rocks, Hunting for Clues to a 2024 Earthquake
Geologists are combing the New Jersey countryside for signs of earthquakes past and present.
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Was It an Alien Spacecraft—Or a Delivery Truck?
A Harvard astronomer says a meteor came from beyond our solar system. A new study questions whether his data includes a more obvious explanation.
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Key Ocean Current Contains a Warning on Climate
A new study shows that a giant current circling Antarctica has speeded up during past warm periods, eating away at the polar ice. It’s doing it again now.